>> #include <QLabel> >> instead of >> #include <qlabel.h> > > It's the name of the class. > > Besides, C++98 standardised on having no suffixes back in 1997. Oh....so that's why one includes <iostream> and not <iostream.h> in std C++ (I always wondered why they didn't just do it like how it is in C). Thanks for this bit! -mandeep